2025 Citation & Checklist Downloads

Citation

Suggested citation for the current version of the Clements Checklist 2025 Updates and Corrections:

Clements, J. F., P. C. Rasmussen, T. S. Schulenberg, M. J. Iliff, J. A. Gerbracht, D. Lepage, A. Spencer, S. M. Billerman, B. L. Sullivan, M. Smith, and C. L. Wood. 2025. The eBird/Clements checklist of Birds of the World: v2025. Downloaded from https://www.birds.cornell.edu/clementschecklist/download/

Three checklists are available. The first is the 2025 edition of the Clements Checklist (Clements Checklist v2025); the second is the 2025 edition of the eBird taxonomy (eBird v2025); and the third is the “master” or integrated checklist, which includes all entries in both the Clements Checklist and the eBird taxonomy.

Downloads

  • Clements Checklist v2025 (5 MB Excel spreadsheet; 10 MB CSV file) Includes species, groups, and subspecies, with brief range description for all species and subspecies.
  • eBird Taxonomy v2025 (1 MB Excel spreadsheet; 3 MB CSV file). Includes all categories that are reportable in eBird (including all taxa except subspecies from eBird/Clements Checklist) and is formatted with additional fields from eBird. Details of the eBird update.
  • eBird/Clements Checklist v2025 (6 MB Excel spreadsheet; 10 MB CSV file) Combines all taxa from the Clements Checklist and all additional categories from the eBird taxonomy, with brief range descriptions for all species and subspecies.